Finding the Fourth Proportional to 6,111.80, 8,433.99 and 3,753.49

Step by Step Solution

1. Step 1: Write the proportion equation
   6,111.80 : 8,433.99 = 3,753.49 : x
2. Step 2: Convert to fraction form
   6,111.80/8,433.99 = 3,753.49/x
3. Step 3: Cross multiply
   6,111.80x = 8,433.99 × 3,753.49
4. Step 4: Simplify right side
   6,111.80x = 31,656,869.03
5. Step 5: Solve for x
   x = 31,656,869.03/6,111.80
6. Step 6: Final answer
   x = 5,179.63